循环脂肪酸,遗传风险和发病冠状动脉疾病:一个前性的纵向队列研究
Pan Zhuang1,2, Xiaohui Liu3, Yin Li3
1Department of Gastroenterology, The First Affiliated Hospital, Zhejiang University School of Medicine, Hangzhou, Zhejiang, China.
Science advances
|September 22, 2023
概括
这项研究发现,高摄入单不和脂肪酸 (MUFA) 和和脂肪酸 (SFAs) 会增加冠状动脉疾病 (CAD) 的风险,而n-3多不和脂肪酸 (PUFA) 会降低风险,特别是具有特定遗传特征的脂肪酸. 个性化CAD预防策略可能受益于考虑遗传风险和脂肪酸摄入量.
科学领域:
- 心血管疾病研究研究
- 营养流行病学 营养流行病学
- 人类遗传学 人类遗传学
背景情况:
- 食脂肪酸在冠状动脉疾病 (CAD) 的初级预防中的作用是复杂的和有争议的.
- 遗传倾向对FA和CAD风险之间的关联的影响尚不清楚.
研究的目的:
- 调查循环FA与CAD发展的遗传倾向之间的潜在关联.
- 探索遗传风险概况对FA-CAD关联的潜在修改影响.
主要方法:
- 一项前性队列研究,使用来自101,367名英国生物库参与者的数据.
- 对循环FA和基因风险评分的分析与发生的CAD病例相比,平均随访时间为11.5年.
主要成果:
- 血单不和FA (MUFA) 与CAD风险有积极的关联.
- 高水平的n-3多不和脂肪酸 (PUFA) 与显著降低的CAD风险有关,在rs174547.4的TT载体中增强了保护.
- 血和脂肪酸 (SFAs) 和酸的增加与较高的CAD风险有关,特别是在具有高遗传风险的个体 (前10%).
结论:
- 具有较高遗传倾向于CAD的个体可能从降低血SFAs中受益.
- n-3 PUFA补充剂用于CAD预防可能更有效,当根据个体的遗传构成量身定制.
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